Home / 13,550.04-20,296.44-11,204.28

Finding the Fourth Proportional to 13,550.04, 20,296.44 and 11,204.28

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Solution

The fourth proportional to 13,550.04, 20,296.44 and 11,204.28 is: 16,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550.04 : 20,296.44 = 11,204.28 : x
  2. Step 2: Convert to fraction form
    13,550.04/20,296.44 = 11,204.28/x
  3. Step 3: Cross multiply
    13,550.04x = 20,296.44 × 11,204.28
  4. Step 4: Simplify right side
    13,550.04x = 227,406,996.76
  5. Step 5: Solve for x
    x = 227,406,996.76/13,550.04
  6. Step 6: Final answer
    x = 16,782.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.